Analysis
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max time kernel
94s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
22-01-2025 02:41
General
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Target
MBL & HBL ADJKT2411000812 -BLJKT2411809005/MBL & HBL ADJKT2411000812 -BLJKT2411809005.scr
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Size
1.7MB
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MD5
b80331ab84fb85129717d5d846097bdb
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SHA1
cee98d946b4dd163997031702718aaeace697b6c
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SHA256
45717708e1d13150abc0d57e9c014443649b4e50243dc3409dda599cfcb2f4e0
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SHA512
5e8f3173a92dae236f5c9529aca481c3875cb227c859d686308ab1edac416cd5a55acc4bee83fa293dfd71937850dea000dbdc6c0605de0dc48a1eaea855bc28
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SSDEEP
24576:ASexfdr+bRvWH/i+vKzm3EEExkXq7TYA2rQtlHPI47s:dLReHaol0QQB
Malware Config
Extracted
Protocol: ftp- Host:
s4.serv00.com - Port:
21 - Username:
f2241_evica - Password:
Doll280@@
Extracted
agenttesla
Protocol: ftp- Host:
ftp://s4.serv00.com - Port:
21 - Username:
f2241_evica - Password:
Doll280@@
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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Executes dropped EXE 1 IoCs
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\MBL & HBL ADJKT2411000812 -BLJKT2411809005\MBL & HBL ADJKT2411000812 -BLJKT2411809005.scr"C:\Users\Admin\AppData\Local\Temp\MBL & HBL ADJKT2411000812 -BLJKT2411809005\MBL & HBL ADJKT2411000812 -BLJKT2411809005.scr" /S1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\MBL & HBL ADJKT2411000812 -BLJKT2411809005\MBL & HBL ADJKT2411000812 -BLJKT2411809005.scr"C:\Users\Admin\AppData\Local\Temp\MBL & HBL ADJKT2411000812 -BLJKT2411809005\MBL & HBL ADJKT2411000812 -BLJKT2411809005.scr"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.7MB
MD5b80331ab84fb85129717d5d846097bdb
SHA1cee98d946b4dd163997031702718aaeace697b6c
SHA25645717708e1d13150abc0d57e9c014443649b4e50243dc3409dda599cfcb2f4e0
SHA5125e8f3173a92dae236f5c9529aca481c3875cb227c859d686308ab1edac416cd5a55acc4bee83fa293dfd71937850dea000dbdc6c0605de0dc48a1eaea855bc28
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Filesize
32KB
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Filesize
7.7MB
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Filesize
624KB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
448KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
4KB
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Filesize
1.7MB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
264KB
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Filesize
320KB
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Filesize
7.7MB
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Filesize
7.7MB